Rationalizing. . .
| Geyser: | Event Non-Geyser Related |
| Date/Time: | 2020-10-19 @ 1501 |
| Entrant: | JSJ |
| Observer: | |
| Time Entered: | 2020-10-19 21:21:24 |
| Time Updated: | 2020-10-19 21:22:34 |
| Time Uploaded: | 2020-10-19 21:22:35 |
| Submitted to: | |
| Note: | Shock waves from a 7.5 magnitude earthquake arrived at Yellowstone's seismic network. The quake hit offshore from the Alaska Peninsula ~6.5 minutes earlier. See attachment. |
| https://www.flickr.com/photos/jsjgeology/50508103877 | Seismograms showing the 7.5 magnitude earthquake that hit offshore Alaska on 19 October 2020. | Entrant: JSJ Time Entered:2020-10-19 21:23:26 Time Uploaded:2020-10-19 21:23:26 Submitted to: |